A method of reducing costs in the steel industry by making a Steel Industry Fuel comprising solublizing a portion of a coking waste product with a green solvent, to form a mixture and adding the mixture to coal wherein a prefuel mixture of the green solvent and the coking waste product has a lower viscosity than the coking waste product prior to the addition of the green solvent and wherein the green solvent is a combustible fuel derived from a renewable source, and adding the prefuel mixture of the green solvent and the coking waste product to a coal.